Extol not riches, then, the toil of fools. Milton.

Experience keeps a dear school, but fools will learn in no other. Franklin.

The fool hath said in his heart, There is no God. Ps. xiv. 1.

Can they think me . . . their fool or jester? Milton.

April fool, Court fool, etc. See under April, Court, etc. -- Fool's cap, a cap or hood to which bells were usually attached, formerly worn by professional jesters. -- Fool's errand, an unreasonable, silly, profitless adventure or undertaking. -- Fool's gold, iron or copper pyrites, resembling gold in color. -- Fool's paradise, a name applied to a limbo (see under Limbo) popularly believed to be the region of vanity and nonsense. Hence, any foolish pleasure or condition of vain self-satistaction. -- Fool's parsley (Bot.), an annual umbelliferous plant (Æthusa Cynapium) resembling parsley, but nauseous and poisonous. -- To make a fool of, to render ridiculous; to outwit; to shame. [Colloq.] -- To play the fool, to act the buffoon; to act a foolish part. "I have played the fool, and have erred exceedingly." 1 Sam. xxvi. 21.

Is this a time for fooling? Dryden.

For, fooled with hope, men favor the deceit. Dryden.

You are fooled, discarded, and shook off
By him for whom these shames ye underwent. Shak.

To fool away, to get rid of foolishly; to spend in trifles, idleness, folly, or without advantage.